Pet water fountain



FIG. 1 is a top, right, front perspective view of a pet water fountain, showing my new design.

FIG. 2 is a top, left, front perspective view thereof;

FIG. 3 is a top, left, rear perspective view thereof;

FIG. 4 is a top, right, rear perspective view thereof;

FIG. 5 is a right side perspective view thereof;

FIG. 6 is a left side perspective view thereof;

FIG. 7 is a front view thereof;

FIG. 8 is a rear view thereof;

FIG. 9 is a left side view thereof;

FIG. 10 is a right side view thereof;

FIG. 11 is a top plan view thereof; and,

FIG. 12 is a bottom plan view thereof.

The broken lines depict portions of the pet water fountain that form no part of the claimed design. 

CLAIM The ornamental design for a pet water fountain, as shown and described. 